Michael Ullian, M.D.
NPI 1104825660 · Nephrology Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Ullian, M.D. is a Nephrology Physician provider in Charleston, SC (NPI 1104825660).
Provider details
- NPI number
- 1104825660
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 04380 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
704 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 194 | $337 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 130 | $270 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 100 | $16 |
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older)90961 | 93 | $276 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 87 | $118 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 41 | 19 |
| Amlodipine Besylate | 33 | 17 |
| Carvedilol | 29 | — |
| Furosemide | 25 | 14 |
| Lisinopril | 24 | — |
| Hydralazine Hcl | 23 | — |
| Sevelamer Carbonate | 21 | 11 |
| Potassium Chloride |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-18
- Last updated
- 2020-10-15
- Certified
- 2020-10-15
Frequently asked questions
- What is Michael Ullian's NPI number?
- Michael Ullian's National Provider Identifier (NPI) is 1104825660, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Ullian's specialty?
- Michael Ullian is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Ullian located?
- Michael Ullian's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-8908.
- What is Michael Ullian's phone number?
- The practice phone number listed in the NPPES registry for Michael Ullian is (843) 792-1414.
- Does Michael Ullian accept Medicare?
- Michael Ullian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Ullian's NPI active?
- Yes — Michael Ullian's NPI (1104825660) is active in the NPPES registry as of the last update on 2020-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.